text: /*
   * Copyright (C) 2005 - 2015 Emulex
   * All rights reserved.
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License version 2
   * as published by the Free Software Foundation. The full GNU General
   * Public License is included in this distribution in the file called COPYING.
   *
   * Contact Information:
   * linux-drivers@emulex.com
   *
   * Emulex
   * 3333 Susan Street
   * Costa Mesa, CA 92626
   */
  
  #ifndef BE_ROCE_H
  #define BE_ROCE_H
  
  #include <linux/pci.h>
  #include <linux/netdevice.h>
  
  #define BE_ROCE_ABI_VERSION	1
  
  struct ocrdma_dev;
  
  enum be_interrupt_mode {
  	BE_INTERRUPT_MODE_MSIX	= 0,
  	BE_INTERRUPT_MODE_INTX	= 1,
  	BE_INTERRUPT_MODE_MSI	= 2,
  };
  
  #define MAX_MSIX_VECTORS		32
  struct be_dev_info {
  	u8 __iomem *db;
  	u64 unmapped_db;
  	u32 db_page_size;
  	u32 db_total_size;
  	u64 dpp_unmapped_addr;
  	u32 dpp_unmapped_len;
  	struct pci_dev *pdev;
  	struct net_device *netdev;
  	u8 mac_addr[ETH_ALEN];
  	u32 dev_family;
  	enum be_interrupt_mode intr_mode;
  	struct {
  		int num_vectors;
  		int start_vector;
  		u32 vector_list[MAX_MSIX_VECTORS];
  	} msix;
  };
  
  /* ocrdma driver register's the callback functions with nic driver. */
  struct ocrdma_driver {
  	unsigned char name[32];
  	u32 be_abi_version;
  	struct ocrdma_dev *(*add) (struct be_dev_info *dev_info);
  	void (*remove) (struct ocrdma_dev *);
  	void (*state_change_handler) (struct ocrdma_dev *, u32 new_state);
  };
  
  enum {
  	BE_DEV_UP	= 0,
  	BE_DEV_DOWN	= 1,
  	BE_DEV_SHUTDOWN = 2
  };
  
  /* APIs for RoCE driver to register callback handlers,
   * which will be invoked when device is added, removed, ifup, ifdown
   */
  int be_roce_register_driver(struct ocrdma_driver *drv);
  void be_roce_unregister_driver(struct ocrdma_driver *drv);
  
  /* API for RoCE driver to issue mailbox commands */
  int be_roce_mcc_cmd(void *netdev_handle, void *wrb_payload,
  		    int wrb_payload_size, u16 *cmd_status, u16 *ext_status);
  
  #endif /* BE_ROCE_H */
  